In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is

Hydraulics & Fluid Mechanics
In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is

40 M/SEC

50 M/SEC

22.5 M/SEC

33 M/SEC

40 M/SEC

50 M/SEC

22.5 M/SEC

33 M/SEC

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Hydraulics & Fluid Mechanics
A fluid is said to be ideal, if it is

inviscous

inviscous and incompressible

incompressible

inviscous and compressible

inviscous

inviscous and incompressible

incompressible

inviscous and compressible

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Hydraulics & Fluid Mechanics
A perfect gas

is incompressible

None of these

has constant viscosity

is of theoretical interest

is incompressible

None of these

has constant viscosity

is of theoretical interest

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Hydraulics & Fluid Mechanics
A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ?

1 :25

1 : 5

1 : 2.5

1:50

1 :25

1 : 5

1 : 2.5

1:50

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Hydraulics & Fluid Mechanics
The line of action of the buoyant force acts through the

center of gravity of any submerged body

center of the volume of floating body

centriod of the displaced volume of fluid

centroid of the volume of fluid vertically above the body

center of gravity of any submerged body

center of the volume of floating body

centriod of the displaced volume of fluid

centroid of the volume of fluid vertically above the body

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Hydraulics & Fluid Mechanics
Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is

(i), (ii) and (iii)

(i) and (ii)

(i) and (iii)

(ii) and (iii)

(i), (ii) and (iii)

(i) and (ii)

(i) and (iii)

(ii) and (iii)

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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is

Hydraulics & Fluid Mechanics A fluid is said to be ideal, if it is

Hydraulics & Fluid Mechanics A perfect gas

Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ?

Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the

Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is

Hydraulics & Fluid Mechanics
In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is

Hydraulics & Fluid Mechanics
A fluid is said to be ideal, if it is

Hydraulics & Fluid Mechanics
A perfect gas

Hydraulics & Fluid Mechanics
A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ?

Hydraulics & Fluid Mechanics
The line of action of the buoyant force acts through the

Hydraulics & Fluid Mechanics
Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is